Home / 4,972.64-6,862.26-2,734.47

Finding the Fourth Proportional to 4,972.64, 6,862.26 and 2,734.47

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Solution

The fourth proportional to 4,972.64, 6,862.26 and 2,734.47 is: 3,773.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,972.64 : 6,862.26 = 2,734.47 : x
  2. Step 2: Convert to fraction form
    4,972.64/6,862.26 = 2,734.47/x
  3. Step 3: Cross multiply
    4,972.64x = 6,862.26 × 2,734.47
  4. Step 4: Simplify right side
    4,972.64x = 18,764,644.10
  5. Step 5: Solve for x
    x = 18,764,644.10/4,972.64
  6. Step 6: Final answer
    x = 3,773.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.